1. Collaborative Innovation Center for 21st-Century Maritime Silk Road Studies, Guangdong University of Foreign Studies, Guangzhou, China
2. School of Information Science and Technology, Guangdong University of Foreign Studies, Guangzhou, China
3. Guangdong Key Lab of Ocean Remote Sensing, State Key Laboratory of Tropical Oceanography, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, China
4. School of Internet Finance and Information Engineering, Guangdong University of Finance, Guangzhou, China